package com.mouliu.base.lock020;

import java.util.concurrent.locks.Condition;
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;

public class UseCondition {
    private Lock lock = new ReentrantLock();
    private Condition condition =
            lock.newCondition();

    public void method1(){
        try{
            lock.lock();
            System.out.println("当前线程：" + Thread.currentThread().getName() + "进入等待状态..");
            Thread.sleep(3000);
            System.out.println("当前线程：" + Thread.currentThread().getName() + "释放锁..");
            condition.await();
            System.out.println("当前线程：" + Thread.currentThread().getName() +"继续执行...");
        }catch(Exception e){
            e.printStackTrace();
        }finally {
            lock.unlock();
        }
    }
    public void method2(){
        try{
            lock.lock();
            System.out.println("当前线程：" + Thread.currentThread().getName() + "进入..");
            Thread.sleep(3000);
            System.out.println("当前线程：" + Thread.currentThread().getName() + "发出唤醒..");
            condition.signal();
        }catch(Exception e){
            e.printStackTrace();
        }finally {
            lock.unlock();
        }
    }

    public static void main(String[] args){
        final UseCondition uc =
                new UseCondition();
        Thread t1 = new Thread(new Runnable() {
            @Override
            public void run() {
                uc.method1();
            }
        },"t1");

        Thread t2 =
                 new Thread(new Runnable() {
                     @Override
                     public void run() {
                         uc.method2();
                     }
                 },"t2");

        t1.start();
        t2.start();
    }
}
